The UL489 NDM3EU-225 is an electronic molded-case circuit breaker developed for North American low-voltage distribution systems. It combines overload long-delay, short-circuit short-delay and instantaneous protection in a compact frame.
| Rated Insulation Voltage | 800 V |
|---|---|
| الجهد المقنن | AC 240 / 480 V |
| Frame Current | Up to 225 A |
| Interrupting Capacity | 65 kA at AC 240 V; 35 kA at AC 480 V |
| Mechanical / Electrical Life | 4,000 / 4,000 operations |
| Certifications | UL 489, UL 486E, UL 1998 |
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Suitable for industrial switchboards, distribution panels and commercial power systems requiring electronic protection and UL-certified equipment.
1.Application scope and purpose 2.Main technical specification Product certification and implementation standard: Environmental requirements: RoHS Isolation function 3.Normal working environment:
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